fix: install wget in root user section

scripts/gradio/Dockerfile

@@ -5,9 +5,10 @@ LABEL MAINTAINER="anchorxia, zhanchao"
 LABEL Email="[email protected], [email protected]"
 LABEL Description="musev gradio image, from docker pull anchorxia/musev:latest"
 
-# Set up git config file
+# Set up git config file and install wget
 USER root
-RUN rm -rf /etc/gitconfig && \
+RUN apt-get update && apt-get install -y wget && rm -rf /var/lib/apt/lists/* && \
+    rm -rf /etc/gitconfig && \
     touch /etc/gitconfig && \
     chmod 666 /etc/gitconfig && \
     git config --system user.email "[email protected]" && \